Citrine has got its name due to its lemonish yellow color, which is present due to the iron contents present in it. A big majority of citrine for commercial purpose is the heat treated amethyst. All heat-treated stones have a red tone whereas the natural citrine is pale yellow and this natural citrine is rare. Heat-treated citrine doesn’t show any pleochroism in comparison to the natural citrine, which has a weak pleochroism.
Locations:
Top quality citrine comes from Brazil from its state of Rio Grande do Sul. Other localities are Madagascar, Spain and the former USSR.
Chemical Composition: Silicon Dioxide
Crystal Structure: Trigonal
Hardness: 7
Specific Gravity: 2.65
Refractive Index: 1.54-1.55
Colors: Light yellow to golden brown.
Luster: Vitreous
Astrological Relevance:
Citrine is considered to be one of the birthstones for the month of November, which covers two zodiac signs: Scorpio (October 23 To November 21) and Sagittarius (November 21 To December 21). |
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